TO

Tamon Okano

TC Takasago Perfumery Co.: 1 patents #24 of 65Top 40%
Overall (All Time): #3,985,235 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4705895 5,5'-diamino or 5,5'-diacetamido-2,2'-bis(diphenylphosphino)-1,1'-binaphthyls Hidenori Kumobayashi, Susumu Akutagawa, Jitsuo Kiji, Hisatoshi Konishi, Keiichi Fukuyama +1 more 1987-11-10